I. adjective Date: 15th century 1. a. radiating rays or reflecting beams of light b. vividly bright and shining ; glowing 2. marked by or expressive of love, confidence, or happiness <
a radiant smile
3. a. emitted or transmitted by radiation b. emitting or relating to radiant heat Synonyms: see brightradiantly adverb II. noun Date: circa 1741 something that radiates: as a. a point in the heavens at which the visible paths of meteors appear to meet when traced backward b. the part of a gas or electric heater that becomes incandescent

New Collegiate Dictionary. 2001.


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  • radiant — radiant, iante [ radjɑ̃, jɑ̃t ] adj. • XIIIe; lat. radians 1 ♦ Vx Rayonnant. ♢ (1896) Mod. Sc. Qui rayonne, émet des radiations. Chaleur radiante. L activité radiante de l uranium. ⇒ radioactivité. 2 ♦ (1867) Astron. Point radiant, et subst. le… …   Encyclopédie Universelle

  • Radiant — Ra di*ant (r[=a] d[i^]*ant), a. [L. radians, antis, p. pr. of radiare to emit rays or beams, fr. radius ray: cf. F. radiant. See {Radius}, {Ray} a divergent line.] 1. Emitting or proceeding as from a center; resembling rays; radiating; radiate.… …   The Collaborative International Dictionary of English

  • radiant — RADIÁNT, Ă, radianţi, te, adj. 1. (Despre energie) Care se răspândeşte prin radiaţii. 2. (Despre corpuri) Care emite radiaţii, lumină etc.; care radiază. [pr.: di ant] – Din fr. radiant. Trimis de claudia, 13.09.2007. Sursa: DEX 98  radiánt adj …   Dicționar Român

  • Radiant — may refer to: * Radiant (meteor shower), the apparent origin point of meteors in a meteor shower * , an archangel in Magic: The Gathering * Radiant heat * Radiant Records, a record label * Radiant (software), a Content management system *… …   Wikipedia

  • Radiant — steht für: Radiant (Einheit), Einheit für ebene Winkel Radiant (Astronomie), virtueller Ausgangspunkt einer Meteorerscheinung GtkRadiant, Editor für Spiele, welche auf der Quake Engine basieren Radiant (CMS), ein webbasiertes Content Management… …   Deutsch Wikipedia

  • radiant — [rā′dēənt] adj. [L radians, prp. of radiare: see RADIATE] 1. sending out rays of light; shining brightly 2. filled with light; bright [a radiant morning] 3. showing pleasure, love, well being, vitality, etc.; beaming [a radiant smile] 4. issuing… …   English World dictionary

  • radiant — radiant, ante (ra di an, an t ) adj. 1°   Terme didactique. Qui s étend en rayonnant. Chaleur radiante.    Point radiant, point d où certaines choses émanent en forme de rayons. Les points radiants des étoiles filantes, les points du ciel d où… …   Dictionnaire de la Langue Française d'Émile Littré

  • radiant — (adj.) mid 15c., from M.Fr. radiant, from L. radiantem (nom. radians) shining, prp. of radiare to beam, shine (see RADIATION (Cf. radiation)). Of beauty, etc., first attested c.1500 …   Etymology dictionary

  • radiant — [adj1] bright, luminous beaming, brilliant, effulgent, gleaming, glittering, glorious, glowing, incandescent, lambent, lucent, lustrous, radiating, refulgent, resplendent, shining, sparkling, sunny; concept 617 Ant. cloudy, dark, dim, dull… …   New thesaurus

  • radiant — ► ADJECTIVE 1) shining or glowing brightly. 2) emanating great joy, love, or health. 3) (of electromagnetic energy, especially heat) transmitted by radiation, rather than conduction or convection. 4) (of an appliance) emitting radiant energy for… …   English terms dictionary

  • Radiant — Ra di*ant, n. 1. (Opt.) The luminous point or object from which light emanates; also, a body radiating light brightly. [1913 Webster] 2. (Geom.) A straight line proceeding from a given point, or fixed pole, about which it is conceived to revolve …   The Collaborative International Dictionary of English

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